gnu: rust-actix: Move to (gnu packages crates-web).
* gnu/packages/crates-io.scm (rust-actix-0.10, rust-actix-0.8,
rust-actix-codec-0.3, rust-actix-codec-0.2, rust-actix-codec-0.1,
rust-actix-connect-2, rust-actix-connect-1, rust-actix-connect-0.2,
rust-actix-derive-0.5, rust-actix-derive-0.4, rust-actix-http-2,
rust-actix-http-1, rust-actix-http-0.2, rust-actix-http-test-1,
rust-actix-http-test-0.2, rust-actix-macros-0.2, rust-actix-macros-0.1,
rust-actix-router-0.2, rust-actix-router-0.1, rust-actix-rt-2,
rust-actix-rt-1, rust-actix-rt-0.2, rust-actix-server-1,
rust-actix-server-0.6, rust-actix-server-0.5,
rust-actix-server-config-0.1, rust-actix-service-1,
rust-actix-service-0.4, rust-actix-testing-0.1,
rust-actix-test-server-0.2, rust-actix-threadpool-0.3,
rust-actix-threadpool-0.1, rust-actix-tls-2, rust-actix-tls-1,
rust-actix-utils-2, rust-actix-utils-1, rust-actix-utils-0.4,
rust-actix-web-3, rust-actix-web-2, rust-actix-web-1,
rust-actix-web-codegen-0.4, rust-actix-web-codegen-0.2,
rust-actix-web-codegen-0.1): Move from here ...
* gnu/packages/crates-web.scm: ... to here.
Change-Id: Ib4eb689c16c73d6836834a7c8cf4f44830df07bb
81c0c19c93